痔疮压缩术后出血多发生在术后6～10天,此期为脱痂期。但亦有个别病例发生在术后17天乃至24天,此种出血多因某种原因引起创面经久不愈所致。本部采用痔核压缩术治疗痔疮1800例,发生术后出血7例,占3‰,现将出血原因分析如下: 7例中男性3例,女性4例。年龄24～63岁。内痔1例,混合痔6例。出血原因有:①血小板普遍低下,6例患者血小板均在9～12万/立方毫米之间,其中1例血小板最低到5万/立方毫米。②出血的时间在 Hemorrhoids compression bleeding occurred in 6 to 10 days after surgery, this period of scab off. But there are also some cases occurred in 17 days or even 24 days after the bleeding caused by some reason for prolonged unhealed wound caused. Department of hemorrhoids with compression hemorrhoids 1800 cases of hemorrhoids, postoperative hemorrhage in 7 cases, accounting for 3 ‰, the bleeding is now analyzed as follows: 7 cases of 3 males and 4 females. Aged 24 ~ 63 years old. 1 case of internal hemorrhoids, 6 cases of mixed hemorrhoids. Bleeding causes are: ① generally low platelet, 6 patients with platelets were 9 to 120,000 / cubic millimeter, of which 1 case of platelets down to 50000 / cubic millimeter. ② bleeding time in